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单词 precursor
释义

precursorn.

Brit. /prᵻˈkəːsə/, /ˌpriːˈkəːsə/, U.S. /ˈpriˌkərsər/
Forms: late Middle English precursoure, 1500s–1600s praecursor, 1500s– precursor, 1600s praecursour, 1600s (1800s– nonstandard) precurser; Scottish pre-1700 praecursoure, pre-1700 precursore, pre-1700 precursour, 1700s– precursor.
Origin: A borrowing from Latin. Etymon: Latin praecursor.
Etymology: < classical Latin praecursor forerunner, advanced guard, in post-classical Latin frequently used with reference to John the Baptist (from late 2nd cent. in Tertullian) < praecurs- , past participial stem of praecurrere to run in front of, precede (see precurrent adj.) + -tor (see -or suffix). Compare Middle French, French précurseur (c1415, earliest with reference to John the Baptist).With the form precurser compare -er suffix1.
1.
a. A person who or thing which precedes another as a forerunner or presage; a person who or thing which heralds the approach of another; (now esp.) a thing that comes before another of the same kind as a forerunner, predecessor, or prototype.In early use applied spec. to John the Baptist: see the etymology.
ΘΚΠ
the world > time > relative time > the past > antecedence or being earlier > [noun] > antecedent or precursor
forerunnerOE
forridelc1000
messengerc1300
precursora1500
waymaker1574
postiliona1586
ushera1586
precedence1598
vaunt-courier1598
precedent1599
prodromus1602
ante-disposition1611
precedency1611
prodrome1611
antecedent1612
antedating1633
leading card1635
prodromy1647
antecessor1657
precursorya1660
prodromist1716
morning star1721
skirmisher1820
antecursor1850
the world > movement > progressive motion > order of movement > going first or in front > [noun] > one who goes first
forerunnerOE
before-runnera1382
foregoer1382
foremanc1425
fore-rider1488
precursora1500
forewalker1529
precedent1599
precurrer1601
beginnerc1613
frontliner1895
a1500 (?c1425) Speculum Sacerdotale (1936) 166 As this John was afore Crist annuncyd or schewed..so afore hym he prechid and suffred deþ;..for he was his precursoure and foregoer.
?1504 M. Beaufort tr. Thomas à Kempis Ful Treat. Imytacyon Cryste (Pynson) iv. xvii. 281 The right excellent precursor Iohn Baptyste.
1612 King James VI & I in H. Ellis Orig. Lett. Eng. Hist. (1824) 1st Ser. III. 106 I knowe this wilbe the more wellcome that it is my præcursoure.
1675 J. Smith Christian Relig. Appeal i. ix. §7. 84 Fire is frequently mention'd as a Precursor to the Exhibition of their Messias.
1716 M. Davies Athenæ Britannicæ II. 228 There were several other Prodromists or Precursors of Arianism in that third Century.
1789 A. Young Jrnl. 5 Sept. in Trav. France (1792) i. 179 Abbé Raynal, one of the undoubted precursors of the present revolution in France.
1826 J. F. Cooper Last of Mohicans I. xii. 170 Raising a shout of triumph, he had sprung towards the defenceless Cora, sending his keen axe, as the dreadful precursor of his approach.
1852 A. Jameson Legends Madonna 10 The Baptist is here in his character of Precursor.
1871 J. Tyndall Fragm. Sci. viii. 199 That dark radiation, which is the precursor..of their luminous rays.
1905 Baroness Orczy Scarlet Pimpernel i. 10 The two maladies which nothing could cure, and which were the precursors of an awful and lonely death.
1947 A. Einstein Music Romantic Era xi. 149 His first symphonic poem..is..a precursor of Impressionism.
1963 E. H. Erikson Childhood & Society (ed. 2) IV. xi. 368 Infantile fears..are the precursors of many irrational anxieties entertained by adults.
2002 D. Harris Portable Writing Desks 32 This item was probably the precursor of the attaché case or briefcase still in use.
b. Irish Politics. Chiefly with capital initial. More fully Precursors’ Society. A society, founded by Daniel O'Connell, which campaigned for the repeal of the Anglo-Irish legislative union; a member of this society. Now historical.
ΚΠ
1838 D. O'Connell 18 Aug. in Freeman's Jrnl. (Dublin) 20 Aug. 3/5 In order to organize the expression of the national will of Ireland towards making one more..attempt to procure from the British legislature full justice to Ireland, we deem it necessary to enrol a society, upon strictly legal and constitutional grounds, to be called the ‘Precursors' society of Ireland’.
1839 D. O'Connell Let. 29 Nov. in O. MacDonagh Emancipist (1989) vii. 182 Because I have dissolved my pour Precursors I am left on the strand with the tide out.
1847 Tait's Edinb. Mag. 14 643 Conservatives 39, Repealers 37, Whigs 17, Precursors 12. The precursors are understood to be gentlemen in the transition state towards repeal.
1907 Daily Chron. 4 Sept. 4/7 Precursor was one of the many names that O'Connell gave to his popular organisations. The ‘Precursor Society’ meant that it was the precursor of O'Connell's last resource—the Repeal of the Union.
1985 J. Biggs-Davison & G. Chowdharay-Best Cross St. Patrick viii. 155 In 1840, the Precursor Society, with its local counterparts had given way to the Repeal Association, renamed the Loyal National Repeal Association early in 1841.
2. A predecessor in some position, course, role, etc. Now rare except as merged with 1.
ΘΚΠ
the world > time > relative time > the past > antecedence or being earlier > [noun] > one who goes first or predecessor
ancestorc1300
foreganger1340
before-goerc1384
antecessora1387
predecessora1387
oldersc1450
precessor1454
forn-goer1483
before-gangerc1520
Adam1553
foregoer1556
preventer1598
forerunnera1616
decessor1647
first-comer1690
precursor1792
1792 E. Burke in H. Ellis Orig. Lett. Eng. Hist. (1827) 2nd Ser. IV. 540 Sufferers in one Common Cause, and..our precursors in misfortune.
1835 I. Taylor Spiritual Despotism vi. 248 There is now no need that we should err as our precursors have done for want of experience.
1879 M. Arnold Guide Eng. Lit. in Mixed Ess. 202 Cowper..by his genuine love of nature was a precursor of Wordsworth.
1994 H. Bloom Western Canon iv xix. 436 Herself neither a Marxist nor a feminist,..[Virginia] Woolf is nevertheless an Epicurean materialist, like her precursor Walter Pater.
3. Biochemistry and Chemistry. A substance from which another is formed by a metabolic or other chemical process.
ΘΚΠ
the world > matter > chemistry > elements and compounds > [noun] > compounds > types > compound which precedes another
precursor1884
1884 Proc. Royal Soc. 38 263 A body capable of converting the precursor of fibrinogen into fibrinogen.
1889 C. A. MacMunn Outl. Clin. Chem. Urine iii. 36 Although we know it [sc. urea] is formed from proteids, we cannot trace it back through its precursors—the intermediate products of metabolism.
1932 R. Robison Significance Phosphoric Esters in Metabolism i. 29 They concluded that the precursor of lactic acid in muscle..is hexosediphosphate or some closely allied compound.
1977 Sci. Amer. (U.K. ed.) July 40/2 Ozone and its precursor, atomic oxygen, are destroyed by catalytic reactions that depend on H and OH.
2001 N.Y. Rev. Bks. 21 June 83/2 It is enriched in beta carotene, a precursor of the vitamin (hence the golden color), which can only be converted to vitamin A in the body of an already well-nourished person.
4. Biology and Medicine. A cell which gives rise to another by differentiation.
ΘΚΠ
the world > life > biology > substance > cell > types of cells > [noun] > other types of cells
reticular cell1832
torula1833
reserve cell1842
subcell1844
parenchyma cell1857
pedicel cell1858
nettle cell1870
heterocyst1872
prickle cell1872
angioblast1875
palisade cell1875
sextant1875
spindle cell1876
neuroblast1878
body cell1879
plasma cell1882
reticulum cell1882
stem cell1885
Langhans1886
basal cell1889
pole cell1890
myelocyte1891
statocyst1892
mast cell1893
thrombocyte1893
iridocyte1894
precursor1895
nurse cell1896
amacrine1900
statocyte1900
mononuclear1903
oat cell1903
myeloblast1904
trochoblast1904
adipocyte1906
polynuclear1906
fibrocyte1911
akaryote1920
Rouget cell1922
Sternberg–Reed1922
amphicyte1925
monoblast1925
pericyte1925
promyelocyte1925
pituicyte1930
agamete1932
sympathogonia1934
athrocyte1938
progenitor1938
Reed–Sternberg cell1939
submarginal1941
delta cell1942
mastocyte1947
squame1949
podocyte1954
transformed cell1956
transformant1957
spheroplast1958
pinealocyte1961
immunocyte1963
lactotroph1966
mammotroph1966
minicell1967
proheterocyst1970
myofibroblast1971
cybrid1974
1895 Proc. Royal Soc. 59 71 Lymphocytes are the precursors of all forms [of leucocytes].
1914 Lancet 11 July 82 At this latter stage the precursors of the red cells and the eosinophiles are notably reduced.
1941 C. K. Drinker & J. M. Yoffey Lymphatics, Lymph & Lymphoid Tissue viii. 268 The red cell precursors..present the same kind of problem as the myeloblasts.
2001 New Scientist 8 Sept. 104/1 (advt.) The successful applicant would be working on the analysis and characterisation of genes expressed through the process of differentiation of Schwann cells from their neural crest precursors.
This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).
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